ISO 4546:1993被替代
Metallic materials - Hardness test - Verification of Knoop hardness testing machines
出版：International Organization for Standardization
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基本信息
标准编号： ISO 4546:1993
发布时间：1993/3/18 0:00:00
标准类别：Standard
出版单位：International Organization for Standardization
标准页数：4
标准简介
Gives a direct and an indirect method with test forces up to and including 9,807 N applicable only for indentations with long diagonals longer than or equal to 20 micrometres.
替代本标准的新标准
